(3) Guards for horizontal overhead belts. (See paragraph (d)(5) of this section.). (b) Each two hand control shall meet the construction requirements of paragraph (b)(7)(v) of this section. The application shall provide information demonstrating that it and any validating laboratory utilized meet the qualifications set forth in section II of this appendix. (i) Vertical and inclined belts shall be enclosed by a guard conforming to standards in paragraphs (m) and (o) of this section. 1910.504Mini Respiratory Protection Program. 1910.219 Mechanical power-transmission apparatus. An open space, not exceeding four (4) inches in width, may be left between the outside edge of the disk and the rim of the wheel if desired, to facilitate turning the wheel over. It is necessary to maintain clearance between the wheel side and the guard. Certification/Validation Program Level of Risk Evaluation Requirements. (2) Instruction to operators. (xiii) The clutch/brake control shall automatically deactivate in event of failure of the power or pressure supply for the clutch engaging means. The application, supporting documents, staff recommendation, statement of applicant's reasons, and any comments received, will be available for public inspection in the OSHA Docket Office. (i) Die setting on presses used in the PSDI mode shall be performed in accordance with paragraphs (d) and (h) of this section. is available with paragraph structure matching the official CFR (ii) Once the PSDI safety system has been certified/validated, adjustment of the brake monitor shall not be done without prior approval of the validation organization for both the brake monitor adjustment and the corresponding adjustment of the safety distance. (37) Guide post means the pin attached to the upper or lower die shoe operating within the bushing on the opposing die shoe, to maintain the alignment of the upper and lower dies. Pulleys with cracks, or pieces broken out of rims, shall not be used. of this appendix, subject to the possible reinspection exception. (iv) For flywheels with smooth rims five (5) feet or less in diameter, where the preceding methods cannot be applied, the following may be used: A disk attached to the flywheel in such manner as to cover the spokes of the wheel on the exposed side and present a smooth surface and edge, at the same time providing means for periodic inspection. (53) Stripper means a mechanism or die part for removing the parts or material from the punch. (4) Lathes used for turning long pieces of wood stock held only between the two centers shall be equipped with long curved guards extending over the tops of the lathes in order to prevent the work pieces from being thrown out of the machines if they should become loose. The validation organization's laboratory (which organizationally may be a part of the third-party validation organization): 1. The written procedures for test and certification/validation of PSDI systems, and the standards and test methods on which they are based, shall be reproducible and be available to OSHA and to the public upon request. (i) Blotters (compressible washers) shall always be used between flanges and abrasive wheel surfaces to insure uniform distribution of flange pressure. (e) Cylinders, cup, or segmental wheels that are mounted in chucks. 1910.3 Petitions for the issuance, amendment, or repeal of a standard. 2. (19) Die builder means any person who builds dies for power presses. Belt shifter and clutch handles shall be rounded and be located as far as possible from danger of accidental contact, but within easy reach of the operator. (o) Profile and swing-head lathes and wood heel turning machine. (ii) (A) PSDI shall be implemented only by use of light curtain (photo-electric) presence sensing devices which meet the requirements of paragraph (c)(3)(iii)(c) of this section unless the requirements of the following paragraph have been met. (vi) It shall be the responsibility of the employer to ensure the competence of personnel caring for, inspecting, and maintaining power presses equipped for PSDI operation, through initial and periodic training. (vii) Where presence sensing device location is adjustable, adjustment shall require the use of a special tool available only to authorized persons. Where loose pulleys or idlers are not practicable, belt perches in form of brackets, rollers, etc., shall be used to keep idle belts away from the shafts. (iv) Overhead chain and link belt drives are governed by the same rules as overhead horizontal belts and shall be guarded in the same manner as belts. b. 1 For wheels under 114 inches thick F dimension shall not exceed 40 percent of wheel thickness. "They . (52) Stop control means an operator control designed to immediately deactivate the clutch control and activate the brake to stop slide motion. (2) Rivet making. (v) Cause of the accident (repeat of press, safeguard failure, removing stuck part or scrap, no safeguard provided, no safeguard in use, or other). (iv) All overhead parts shall be fastened or protected in such a manner that they will not fly off or fall in event of failure. (1) All portions of the saw blade shall be enclosed or guarded, except for the working portion of the blade between the bottom of the guide rolls and the table. The certification/validation report shall include the following: b. Guards. (2) Shutoff valve. The third-party validation organization, the validating laboratory, and the employees of each shall meet the requirements set forth in this section of this appendix. (v) Adjustable guard to be used for starting engine or for running adjustment may be provided at the flywheel of gas or oil engines. The validation organization shall assign overall responsibility for the validation of PSDI certification to an Administrative Director. Compliance with 1910.217(h)(2)(ii). A slot opening for jack bar will be permitted. A PSDI safety system which has received installation certification/validation shall undergo recertification/revalidation the earlier of: a. The safety tripping devices shall be located within reach of the operator and the bite. A press consists of a stationary bed or anvil, and a slide (or slides) having a controlled reciprocating motion toward and away from the bed surface, the slide being guided in a definite path by the frame of the press. (1) Each circular hand-fed ripsaw shall be guarded by a hood which shall completely enclose that portion of the saw above the table and that portion of the saw above the material being cut. 1910.161 Fixed extinguishing systems, dry chemical. (8) Surface feet per minute (s.f.p.m.) Mechanical and electrical equipment and auxiliaries shall be installed in accordance with this section and subpart S of this part. 1910.15 Shipyard employment. (k) Guarding of clutches, cutoff couplings, and clutch pulleys -. (2) Each drum sanding machine shall have an exhaust hood, or other guard if no exhaust system is required, so arranged as to enclose the revolving drum, except for that portion of the drum above the table, if a table is used, which may be necessary and convenient for the application of the material to be finished. Where light curtain object sensitivity is user-adjustable, either discretely or continuously, design features shall limit the minimum object sensitivity adjustment not to exceed one and one-fourth inches (31.75 mm). Horizontal overhead belts more than seven (7) feet above floor or platform shall be guarded for their entire length under the following conditions: If located over passageways or work places and traveling 1,800 feet or more per minute. A certification/validation report shall be prepared for each PSDI safety system for which the certification is validated. The upper-wheel guard shall be made to conform to the travel of the saw on the wheel. 1910.180 Crawler locomotive and truck cranes. Bolts, nuts, and setscrews will, however, be permitted where they are covered with safety sleeves or where they are used parallel with the shafting and are countersunk or else do not extend beyond the flange of the coupling. (viii) Those clutch/brake control systems which contain both single and continuous functions shall be designed so that completion of continuous circuits may be supervised by the employer. (D) The requirements for hand tools that may be used in the PSDI mode. of this appendix or may request that the original application be submitted to the Assistant Secretary with a statement of reasons supplied by the applicant as to why the application should be approved. 1910.151 Medical services and first aid. (5) Saw frames or tables shall be constructed with lugs cast on the frame or with an equivalent means to limit the size of the saw blade that can be mounted, so as to avoid overspeed caused by mounting a saw larger than intended. 653, 655, 657; Secretary of Labor's Order No. Standard conditions shall be secured by the use of the following materials. The regulations listed in OSHA 1910.145 cover a variety of aspects of signs and tags. (20) Die set means a tool holder held in alignment by guide posts and bushings and consisting of a lower shoe, an upper shoe or punch holder, and guide posts and bushings. If no exceptions are filed, this is the final decision of the Department of Labor. (i) All exposed parts of horizontal shafting seven (7) feet or less from floor or working platform, excepting runways used exclusively for oiling, or running adjustments, shall be protected by a stationary casing enclosing shafting completely or by a trough enclosing sides and top or sides and bottom of shafting as location requires. (A) A check shall be performed using the test rod according to the presence sensing device manufacturer's instructions to determine that the presence sensing device used for PSDI is operational. 1910.146 Permit-required confined spaces. Where guard is exposed to contact with moving equipment additional strength may be necessary. Some metals can be forged at room temperature, but the majority of metals are made more plastic for forging by heating. Reaction time means the time, in seconds, it takes the signal, required to activate/deactivate the system, to travel through the system, measured from the time of signal initiation to the time the function being measured is completed. (v) The employer shall provide brushes, swabs, lubricating rolls, and automatic or manual pressure guns so that operators and diesetters shall not be required to reach into the point of operation or other hazard areas to lubricate material, punches or dies. It should also be noted that organic bonded wheels do not emit the same clear metallic ring as do vitrified and silicate wheels. 7, 1996]. (1) Dull, badly set, improperly filed, or improperly tensioned saws shall be immediately removed from service, before they begin to cause the material to stick, jam, or kick back when it is fed to the saw at normal speed. Type 27 wheels are manufactured with flat grinding rims permitting notching and cutting operations. 1910.440 Recordkeeping requirements. All revolving collars, including split collars, shall be cylindrical, and screws or bolts used in collars shall not project beyond the largest periphery of the collar. 3. A copy of the certification/validation report shall be maintained on file at the validation organization and/or validating laboratory, and shall be available to the public upon request. (A) Where presses that have slide counterbalance systems are used in the PSDI mode, the counterbalance system shall also meet the requirements of paragraph (b)(9) of this section. If cracked, there will be a dead sound and not a clear ring.. The application need not be submitted on a Federal form. (3) Guarding vertical and inclined shafting. (iv) Type of safeguard(s) being used (two hand control, two hand trip, pullouts, sweeps, or other). Gears. Appendix A to Subpart T of Part 1910Examples of Conditions Which May Restrict or Limit Exposure to Hyperbaric Conditions 1910.1052 Methylene chloride. The Electronic Code of Federal Regulations (eCFR) is a continuously updated online version of the CFR. 1910.108 [Reserved] Each manufacturer supplying parts, components, subsystems, and assemblies needs to maintain the quality of the product, and each employer needs to maintain the system in a non-degraded condition. (d) Design, construction, setting and feeding of dies -. It is recommended, however, that no projecting setscrews or oilcups be used in any revolving pulley or part of machinery. 653, 655, 657; Secretary of Labor's Order No. Tail rods or extension piston rods shall be guarded in accordance with paragraphs (m) and (o) of this section, or by a guardrail on sides and end, with a clearance of not less than fifteen (15) nor more than twenty (20) inches when rod is fully extended. It shall be of sufficient width to provide adequate stiffness or rigidity to resist any reasonable side thrust or blow tending to bend or throw it out of position. Where belt shifters are not directly located over a machine or bench, the handles shall be cut off six feet six inches (6 ft. 6 in.) If workers need to cross over a conveyor, OSHA has specific requirements for both Construction and Marine applications of Conveyor Crossovers. 1910.104 Oxygen. (i) All hammers shall be positioned or installed in such a manner that they remain on or are anchored to foundations sufficient to support them according to applicable engineering standards. (ii) furnish and enforce the use of hand tools for freeing and removing stuck work or scrap pieces from the die, so that no employee need reach into the point of operation for such purposes. (iii) Means shall be provided for disconnecting the power to the machine and for locking out or rendering cycling controls inoperable. (i) A suitable enclosure shall be provided to prevent damaged or detached boards from falling. (iv) The employer shall provide and enforce the use of safety blocks for use whenever dies are being adjusted or repaired in the press. of this appendix, above, except that a reinspection is not required but may be performed by OSHA. flat belts two (2) inches or less in width which are free from metal lacings or fasteners. Appendix B to Subpart L of Part 1910National Consensus Standards A U type guard is permissible. This subdivision does not apply to flywheels with solid web centers. 1910.1450 Occupational exposure to hazardous chemicals in laboratories. A slide is also called a ram, plunger, or platen. Pulleys with cracks, or pieces broken out of rims, shall not be used. Gears shall be guarded in accordance with one of the following methods: Hand-operated gears. For full revolution clutch presses with more than one engaging point, Tm shall be calculated as follows: Tm = [ 12 + (1 Number of engaging points per revolution)] time necessary to complete one revolution of the crankshaft (seconds). 1910.34 Coverage and definitions. (8) Forging rolls mean a class of auxiliary forging equipment wherein stock is shaped between power driven rolls bearing contoured dies. This document is available in the following developer friendly formats: Information and documentation can be found in our Even though not employing a clutch, direct drives match the operational characteristics of part revolution clutches because the driving power may be disengaged during the stroke of the press. 1910.1008 bis-Chloromethyl ether. Compliance with 1910.217(h)(7). (i) Expanded metal, sheet or perforated metal, and wire mesh shall be securely fastened to frame. (4) Installation shall be in such a manner that the front end of the unit will be slightly higher than the rear, so as to cause the cutting head to return gently to the starting position when released by the operator. Where the drive extends over other machine or working areas, protection against falling shall be provided. 1. The top rods shall be not more than 72 inches above the level on which the operator stands. (4) Hand feeding tools. Wherever flywheels are above working areas, guards shall be installed having sufficient strength to hold the weight of the flywheel in the event of a shaft or wheel mounting failure. 1910.421 Pre-dive procedures. All Conveyors - Safety Section Refer to OSHA 1910.132 (Personal Prot. A separate pushbutton shall be employed to activate the clutch, and the clutch shall be activated only if the driver motor is deenergized. 1910.139 [Reserved] Personal protective equipment shall be used in grinding operations, and equipment shall be used and maintained in accordance with ANSI B7.1-1970, Safety Code for the Use, Care, and Protection of Abrasive Wheels, which is incorporated by reference as specified in 1910.6, and with 1910.215. When a bushing is used in the wheel hole it shall not exceed the width of the wheel and shall not contact the flanges. The hood shall be made of adequate strength to resist blows and strains incidental to reasonable operation, adjusting, and handling, and shall be so designed as to protect the operator from flying splinters and broken saw teeth. (1) Each profile and swing-head lathe shall have all cutting heads covered by a metal guard. (v) Air counterbalance cylinders shall incorporate means to prevent failure of capability (sudden loss of pressure) in event of air supply failure. (6) Emphasis is placed upon the importance of maintaining cleanliness around woodworking machinery, particularly as regards the effective functioning of guards and the prevention of fire hazards in switch enclosures, bearings, and motors. 1910.165 Employee alarm systems. (1) Bite means the nip point between any two inrunning rolls. (2) Modification. 1910.27 Scaffolds and rope descent systems. (59) Control system means sensors, manual input and mode selection elements, interlocking and decision-making circuitry, and output elements to the press operating mechanism. In the second stage, the OSHA-recognized third-party validation organization validates or revalidates that the PSDI safety system installation meets the requirements of 29 CFR 1910.217 (a) through (h) and this appendix A and the employer's certification, by reviewing that the PSDI safety system has been certified; the employer's certification, designs and tests, if any; the installation, operation, maintenance and training; and by performing any additional tests and reviews which the validation organization believes is necessary. In every case the sides of trough shall extend at least two (2) inches beyond the shafting or protuberance. (60) Brake monitor means a sensor designed, constructed, and arranged to monitor the effectiveness of the press braking system. 1910.1016 N-Nitrosodimethylamine. 14, 1988; 54 FR 24333, June 7, 1989; 61 FR 9240, Mar. The recognition of each validation organization will be valid for five years, unless terminated before or renewed after the expiration of the period. 2. 1910.11 Scope and purpose. The requirement in paragraph (h)(3)(i)(C) is intended to prevent degradation in stoping speed from higher air pressure. 1910.1005 [Reserved] 1910.38 Emergency action plans. (i) Wood guards may be used in the woodworking and chemical industries, in industries where the presence of fumes or where manufacturing conditions would cause the rapid deterioration of metal guards; also in construction work and in locations outdoors where extreme cold or extreme heat make metal guards and railings undesirable. (5) Exposure of blades. a. Table O-8 - Minimum Dimensions for Straight Flanges Used as Wheel Sleeves for Precision Grinding Only. The spreader shall be slightly thinner than the saw kerf and slightly thicker than the saw disk. Provision shall be made in both the upper and lower shoes for securely mounting the die to the bolster and slide. Such stresses shall not so affect the control system as to cause unsafe operation. Overhead horizontal belts, with lower parts seven (7) feet or less from the floor or platform, shall be guarded on sides and bottom in accordance with paragraph (o)(3) of this section. They shall be made of steel or other material with adequate strength and shall enclose the wheel sides upward from the back for one-third of the wheel thickness. Substantial modifications would require testing as a new safety system, as deemed necessary by the validation organization. Any press whose safety system has not been recertified and revalidated within the preceding 12 months shall be removed from service in the PSDI mode until the safety system is recertified and revalidated. The manufacturer shall evaluate and certify, and the OSHA-recognized third-party validation organization shall validate, the design and operation of the safety system by determining conformance with the following: a. The initiation of continuous run shall require a prior action or decision by the operator in addition to the selection of Continuous on the stroking selector, before actuation of the operating means will result in continuous stroking. Such cross-referencing of specific requirements from paragraphs (a) through (g) of this section is intended only to enhance convenience and understanding in relating to the new provisions to the existing standard, and is not to be construed as limiting the applicability of other provisions in paragraphs (a) through (g) of this section. All projecting keys, setscrews, and other projections in revolving parts shall be removed or made flush or guarded by metal cover. (ii) A pad with a nonslip contact area shall be firmly attached to the pedal. If the validation organization has been recognized for more than one year, meets the requirements for expansion of recognition, and there is no evidence that the recognized validation organization has not been following the requirements of this appendix and the letter of recognition, an expansion will normally be granted. (iv) The ram shall be blocked when dies are being changed or other work is being done on the hammer. (B) The air supply for pneumatic clutch/brake control valves shall incorporate a filter, an air regulator, and, when necessary for proper operation, a lubricator. In the area of Safety Standards for Conveyors, CEMA defers and refers to the American Society of Mechanical Engineers, Association for Manufacturing Technology, and OSHA to develop broad industry safety standards where they can.. Read below for additional safety information: For all Conveyors the ASME B20 Committee for Conveyors and Related Equipment maintains the National Standard ANSI/ASME . (12) Pressure vessels. See paragraph (c) of 1910.215 for full description. Pulleys serving as balance wheels (e.g., punch presses) on which the point of contact between belt and pulley is more than six feet six inches (6 ft. 6 in.) (1) Forging means the product of work on metal formed to a desired shape by impact or pressure in hammers, forging machines (upsetters), presses, rolls, and related forming equipment. The vertical clearance in passageways between the floor and power transmission beams, ceiling, or any other objects, is not less than five feet six inches (5 ft. 6 in.). PART 1910 - OCCUPATIONAL SAFETY AND HEALTH STANDARDS Source: 39 FR 23502, June 27, 1974, unless otherwise noted. This exception also is referred to as the "minor servicing exception." This subdivision does not apply to flywheels with solid web centers. gabe solis funeral pictures,
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